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extraction extraction
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  萃取
     1.Defining the optimum conditions of supercritical CO_2 fluid extraction: extraction pressure 25 MPa, CO_2 discharge 30L/h, extraction temperature 45℃,extraction time 120min.
     1.超临界流体萃取的最佳工艺条件:萃取压力为25MPa,CO_2流量30L/h,温度为45℃,时间为120min。
短句来源
     In solid phase extraction, extraction yield of CL is 91.25% and extraction yield of SA is 86.10% by Amberlite XAD-2 resin.
     固相萃取法中,采用Amberlite XAD-2大孔吸附树脂,效果较液-液萃取更好,萃取率为91.25%和86.10%。
短句来源
     In liquid-liquid extraction ,extraction yield of CL is 85.20% and extraction yield of SA is 83.00% by using acetic ether、hexane and isopropanol mixed solvent extraction.
     液-液萃取法中,采用乙酸乙酯+正己烷+异丙醇混合溶剂,克伦特罗和沙丁胺醇萃取率分别可达85.20%、83.00%;
短句来源
     The results of the orthogonal experiments indicated:the operation condition of backward extraction:extraction time:90 min,the concentration of salt:1 2 mol/l,pH of water:7 7 Comparised with the usual method,the extraction of oil has little difference.
     反萃条件为 :萃取时间 90min ,水的pH值 7 7,KCl浓度 1 2mol/ 1,与传统制油工艺比较 ,油的萃取效果基本相同
短句来源
     The advance ,since 1990, in methods of gold enrichment and separation including method of solvent extraction,extraction chromatography,ion exchange resin,foam plastic adsorption,ion exchange cellulose adsorption and other methods is summarised and 154 reference literatures are involved in this paper.
     总结了1990年以来金的富集分离方法的进展情况。 包括溶剂萃取法、萃取色层法、离子交换树脂法、泡沫塑料吸附法、离子交换纤维素吸附法、其他富集分离法。
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  “extraction extraction”译为未确定词的双语例句
     Three factors were investigated in the course. Results showed the best craft condition of supersonic extraction: extraction time 10 min,extraction temperature 50 ℃ and ratio of liquor to material 30. The extraction yield of polyphenols was 75.13 mg each gram dried flower.
     实验结果采用统计软件(SPSS)进行分析,影响超声波辅助浸提各因素的主次顺序为料液比、温度、浸提时间,超声波辅助浸提最佳工艺为:温度50℃、提取时间10min、料液比1∶30,在此工艺条件下多酚浸提得率75.13mg/g干花。
短句来源
     The volatile oils were obtained by supercritical CO 2, steam distillation and petroleum ether extraction, extraction rate3.56%, 1.62% and 1.87% respectively.
     水蒸气蒸馏提取得率为 1.6 2 % ,石油醚提取得率为 1.87%。
短句来源
     Results of the study are showed in the followings. 1. By comparison of three methods of extraction, extraction by water, by ethanol and by microwave assistant ethanol circumfluence, the best method of extraction is the third. In the third method vegetable samples are heated for 5min by 170W micro-wave oven, filtered and then residue is added into 80% ethanol in the proportion of 1:60, reflux for 4h at 90℃.
     1.通过对水提取、乙醇提取和微波辅助乙醇回流提取相结合三种方法比较,结果发现采用微波辅助与乙醇回流提取黄酮类物质效果最佳,其最佳提取工艺为:170w微波下加热5min后过滤,滤渣按料液比1:60加入80%乙醇于90℃回流4h。
短句来源
     %, power of 455W, MAE for 2.5min, liquid/solid ratio of 10 .' 1(V / m), the extraction yield can reach high in a short time. Compared with Soxhlet extraction, ultrasonic extraction, extraction at room temperature and water heat extraction, MAE is more efficient; (4) The silica gel chromatography at normal pressure was used to purify capsaicin from Capsicum annuum L..
     %,微波辐射功率为455W,微波辐射时间为2.5min,溶剂体积对样品质量为10:1(V/m),提取级数为二级的条件下,有效成分的提取得率最佳。
短句来源
     It was found that in the isolation of transfer factor from swinespleen,the facile process of freeze-thawing three times and pounding four timeswas superior than that of freeze-thawing ten times with respect to thecompleteness of extraction extraction and handling.
     从猪脾脏制备转移因子采用三次冻融四次捣碎的工艺代替十次冻融工艺,提取更为完全,提取液E_(260)/E_(280)比值更高。
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  相似匹配句对
     Extraction of the Nicoline
     烟碱的提取
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     Extraction of the Nicotine
     烟碱的提取
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  extraction extraction
With rising arterial radioactivity, [14C]glucose extraction extraction exceeded unlabeled glucose.
      
The Im-SPME (Immersion Solid Phase Micro Extraction) extraction technique was applied and the samples were analyzed by GC/MS.
      
The most important variables involved in the derivatisation (acetic anhydride and base concentration) and the extraction (extraction temperature and salt addition) processes were optimised by experimental design.
      
The proposed method was applied to the supercritical-fluid extraction extraction of 0.3?g grape marc with CO2 modified with 3% methanol at 350?bar at 50?°C (CO2 density 0.9?g?mL-1) for 20?min, using a liquid flow-rate of 0.9?mL?min-1.
      


It was found that in the isolation of transfer factor from swinespleen,the facile process of freeze-thawing three times and pounding four timeswas superior than that of freeze-thawing ten times with respect to thecompleteness of extraction extraction and handling.

从猪脾脏制备转移因子采用三次冻融四次捣碎的工艺代替十次冻融工艺,提取更为完全,提取液E_(260)/E_(280)比值更高。

Several solvent extraction processes for the recovery of aromatics are briefly discussed and are compared in terms of solvent property,flow diagram,aromatics yield and purity as well as utility consumptions.It concludes that the extraction-extraction stripping process is a better choice among various processes and,for this process,the use of sulfolane is obviously advantageous than the other solvents.For domestic aromatics extraction units to be constructed,the Sulfolane process is recommened.For...

Several solvent extraction processes for the recovery of aromatics are briefly discussed and are compared in terms of solvent property,flow diagram,aromatics yield and purity as well as utility consumptions.It concludes that the extraction-extraction stripping process is a better choice among various processes and,for this process,the use of sulfolane is obviously advantageous than the other solvents.For domestic aromatics extraction units to be constructed,the Sulfolane process is recommened.For the revamping of existing Udex units,the Carom Process should be taken into consideration.

本文介绍了几种工业化的芳烃抽提工艺方法,并对这些方法在溶剂性质、工艺流程、芳烃产品回收率和纯度以及公用工程消耗几个方面进行了分析比较,认为在各种芳烃抽提工艺方法中抽提-抽提蒸馏工艺技术较好,并且在其工艺技术中以环丁砜为溶剂的方法有明显的优越性。建议国内今后新建装置应以选择环丁砜抽提为主,老的Udex装置改造也可考虑Carom工艺。

The process of the backward extraction using AOT/isooctane reverse micelles system for the simultaneous extraction of oil and protein from soybean have been studied.The results indicated:the amount of proteins extracted depends on extraction time、the concentration of salt and pH of water..The results of the orthogonal experiments indicated:the operation condition of backward extraction:extraction time:90 min,the concentration of salt:1 2 mol/l,pH of water:7 7 Comparised with the...

The process of the backward extraction using AOT/isooctane reverse micelles system for the simultaneous extraction of oil and protein from soybean have been studied.The results indicated:the amount of proteins extracted depends on extraction time、the concentration of salt and pH of water..The results of the orthogonal experiments indicated:the operation condition of backward extraction:extraction time:90 min,the concentration of salt:1 2 mol/l,pH of water:7 7 Comparised with the usual method,the extraction of oil has little difference.

研究了AOT/异辛烷反胶束体系萃取植物油和蛋白质的反萃工艺。结果表明 :影响蛋白质反萃率的主要因素是 :萃取时间、水的pH值和KCl浓度。反萃条件为 :萃取时间 90min ,水的pH值 7 7,KCl浓度 1 2mol/ 1,与传统制油工艺比较 ,油的萃取效果基本相同

 
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